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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2020-04-02 15:21:48 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2020-04-02 15:21:48 -0700 |
| commit | ac438771ccb4479528594c7e19f2c39cf1814a86 (patch) | |
| tree | d0579433dc73c12d188c40494040c45d85660dea /include | |
| parent | 8c1b724ddb218f221612d4c649bc9c7819d8d7a6 (diff) | |
| parent | bfacd38f8d5b1f12b80aaacae2c15e1ffe11f06e (diff) | |
| download | lwn-ac438771ccb4479528594c7e19f2c39cf1814a86.tar.gz lwn-ac438771ccb4479528594c7e19f2c39cf1814a86.zip | |
Merge branch 'for-5.7' of git://git.kernel.org/pub/scm/linux/kernel/git/dennis/percpu
Pull percpu updates from Dennis Zhou:
"This is just a few documentation fixes for percpu refcount and bitmap
helpers that went in v5.6, and moving my emails to all be at korg"
* 'for-5.7' of git://git.kernel.org/pub/scm/linux/kernel/git/dennis/percpu:
percpu: update copyright emails to dennis@kernel.org
include/bitmap.h: add new functions to documentation
include/bitmap.h: add missing parameter in docs
percpu_ref: Fix comment regarding percpu_ref_init flags
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/bitmap.h | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/include/linux/bitmap.h b/include/linux/bitmap.h index e52ceb1a73d3..99058eb81042 100644 --- a/include/linux/bitmap.h +++ b/include/linux/bitmap.h @@ -50,7 +50,13 @@ * bitmap_set(dst, pos, nbits) Set specified bit area * bitmap_clear(dst, pos, nbits) Clear specified bit area * bitmap_find_next_zero_area(buf, len, pos, n, mask) Find bit free area - * bitmap_find_next_zero_area_off(buf, len, pos, n, mask) as above + * bitmap_find_next_zero_area_off(buf, len, pos, n, mask, mask_off) as above + * bitmap_next_clear_region(map, &start, &end, nbits) Find next clear region + * bitmap_next_set_region(map, &start, &end, nbits) Find next set region + * bitmap_for_each_clear_region(map, rs, re, start, end) + * Iterate over all clear regions + * bitmap_for_each_set_region(map, rs, re, start, end) + * Iterate over all set regions * bitmap_shift_right(dst, src, n, nbits) *dst = *src >> n * bitmap_shift_left(dst, src, n, nbits) *dst = *src << n * bitmap_cut(dst, src, first, n, nbits) Cut n bits from first, copy rest |